Finding the Fourth Proportional to 2,650,766.72, 3,977,320.64 and 2,056,887.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650,766.72 : 3,977,320.64 = 2,056,887.68 : x
2. Step 2: Convert to fraction form
   2,650,766.72/3,977,320.64 = 2,056,887.68/x
3. Step 3: Cross multiply
   2,650,766.72x = 3,977,320.64 × 2,056,887.68
4. Step 4: Simplify right side
   2,650,766.72x = 8,180,901,823,825.72
5. Step 5: Solve for x
   x = 8,180,901,823,825.72/2,650,766.72
6. Step 6: Final answer
   x = 3,086,239.83